package com.common.utils;

import javax.servlet.http.HttpServletRequest;

public class IPKit {
		
		public static String getRealIp(HttpServletRequest request) {
			String ip = request.getHeader("x-forwarded-for");
			if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
				ip = request.getHeader("Proxy-Client-IP");
			}
			if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
				ip = request.getHeader("WL-Proxy-Client-IP");
			}
			if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
				ip = request.getRemoteAddr();
			}
			return ip;
		}
		
		public static String getRealIpV2(HttpServletRequest request) {
			String accessIP = request.getHeader("x-forwarded-for");
	        if (null == accessIP)
	            return request.getRemoteAddr();
	        return accessIP;
		}
}
